I ended up having people write down their questions, and I tried to answer them the best I could.
It could of gone better. My mind wasn't 100%.
My wife fell down the stairs on Wednesday night, and we spent that night at the hospital. By the time I had to speak on Friday, I was extremely tired.

For future reference - leave the popcorn machine at home, begin with some of the basics of cam design then, before everyone falls asleep, discuss some of the advanced information such as "snap, crackle, pop", jerk, etc.